B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
B62J—CYCLE SADDLES OR SEATS; AUXILIARY DEVICES OR ACCESSORIES SPECIALLY ADAPTED TO CYCLES AND NOT OTHERWISE PROVIDED FOR, e.g. ARTICLE CARRIERS OR CYCLE PROTECTORS
B62J3/00—Acoustic signal devices; Arrangement of such devices on cycles
B62J3/02—Mechanical devices
B62J3/04—Mechanical devices activated by the rider, e.g. bells or horns
Landscapes
Physics & Mathematics
(AREA)
Acoustics & Sound
(AREA)
Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
Storing, Repeated Paying-Out, And Re-Storing Of Elongated Articles
(AREA)
Dispositif pour appareils cinématographiques destiné à rétablir automatiquement la longueur de la boucle de film comprise entre l'objectif et le galet entraîneur.